Testimonial — Gary Yantsos, Topcon July 27, 2016 Testimonial — Gary Yantsos, Topcon Testimonial — Sue Ours, Taylor University Testimonial — Kathryn Lee, Catholic Charities of the East Bay Posted in Testimonials Listen to Gary Yantsos, Senior Director of Information Systems for Topcon, talk about his experience with Jitterbit. Share this article: Related Articles Testimonial — Mehboob Alam, Morrison Utility Services Testimonial — Kent Perkocha, Apttus Testimonial — Vijay Mehra, ThinkTech Testimonial — Peter Coffee Interviews Stefanie Causey, Aspect Software